Choupani Dastgerdi ‎, A., Navabi, M., Hafezi ‎, L., Khalilak ‎, Z., & Rakhshan ‎, V. (2018). Anatomy of Permanent‎ ‎Mandibular‎ First‎ Molars in a Selected Iranian Population Using ‎Cone-beam Computed Tomography. Iranian Endodontic Journal, 13(2), 251–256. https://doi.org/10.22037/iej.v13i2.19035